The Porsche Faster Than F1

2 Mar 202426:02
32 Likes 10 Comments

TLDRThe script discusses Porsche's 919 Evo, a car that shattered records including the 35-year-old Nürburgring lap record. It delves into the engineering marvels that allowed the car to be 12 seconds faster at Spa and achieve a record-breaking 11% increase in speed. The project's inception, development under a tight budget and timeline, and the innovative strategies employed by Porsche's engineers are highlighted. From aerodynamics to powertrain enhancements, the Evo's design philosophy focused on maximizing performance without restrictions, leading to an extraordinary feat in motorsport.

  • 🏎️ The Porsche 919 Evo broke the 35-year-old Nürburgring Nordschleife lap record, which was previously held by another Porsche, the 956.
  • 📉 Porsche's engineers focused on increasing the car's performance by 50%, which involved significant modifications to the powertrain, aerodynamics, and weight.
  • 🚀 The powertrain upgrade included removing fuel flow restrictions, remapping the software, and optimizing the electric machine, resulting in 1160 horsepower.
  • 💨 A key aerodynamic improvement was the use of a very soft special compound tire from Michelin, which provided more grip but required higher tire pressures for structural integrity.
  • 📚 The team used computational fluid dynamics (CFD) and wind tunnel testing to develop the car's aerodynamics, creating less drag and more downforce than the original race car.
  • 🔧 The car's monocoque (tub) was a limiting factor in how much downforce could be generated due to structural integrity concerns.
  • 🔄 Innovative aerodynamic features included a longer and taller front diffuser, flexible skirts to seal the underside of the car, and a larger rear wing positioned further back for optimal downforce.
  • ⚙️ The suspension system was adapted to include a device that controlled the ride height of the front of the car, allowing for better weight distribution and aerodynamics.
  • 🛠️ Weight savings of about 50 kg were achieved by removing non-essential components and optimizing body parts, contributing to the car's performance.
  • 👨‍🔧 The 919 Evo featured advanced driver aids such as brake-by-wire on all four corners, which provided individual wheel control for better stability and traction.
  • 🌐 The project was an example of rapid development, with the team having less than a year to complete the project from concept to record-breaking car.
Q & A
  • What was the main target for Porsche when they developed the 919 Evo?

    -The main target for Porsche was to break the Nürburg Nordschleife lap record, which had stood for 35 years and was held by another Porsche, the 956 Group C car.

  • How much faster was the Porsche 919 Evo compared to the previous record holder at the Nürburgring?

    -The Porsche 919 Evo was over 12 seconds faster at the Nürburgring compared to the previous record, which is an 11% improvement in speed.

  • What was unique about the Group C cars in terms of development freedom for engineers?

    -Group C cars were a playground for development in Motorsport, allowing engineers a lot of freedom with aerodynamics, materials, and engine configurations, including turbocharging.

  • Which record did Porsche break just before setting the Nürburgring record in 2018?

    -Porsche broke the Spa lap record just before setting the Nürburgring record in 2018, with Neel Jani completing a lap in 1 minute, 41.7 seconds.

  • How did the Porsche 919 Evo's lap time compare to Formula 1 cars?

    -The Porsche 919 Evo's lap time was quicker than the current crop of Formula 1 cars and was only slightly slower than the fastest F1 cars ever seen in 2018 and 2020.

  • Who was the technical Project Lead for the Porsche 919 Evo project?

    -Stefan Mitas was the Chief Race Engineer for the Porsche LMP team and the technical Project Lead for the 919 Evo project.

  • What was the approach taken by the Porsche team to develop the 919 Evo within the given constraints?

    -The team focused on the easier wins and stayed away from potential problems, understanding which changes were worth the risk and could be done within the time and financial constraints.

  • What was the first area that the Porsche team looked at to improve the 919 Evo's performance?

    -The first area the team looked at was the tires, aiming to make them wider and stickier to improve grip, breaking, and acceleration.

  • What challenges did the Porsche team face with the tire construction for the 919 Evo?

    -The challenge was that the tire construction needed to be strong enough to handle the increased loads from the extra downforce without failing at high speeds.

  • How did the Porsche team address the issue of tire pressure due to the increased loads on the tires?

    -The team increased the tire pressure to three bar (44 psi) to ensure the basic structural integrity of the tires was maintained under the higher loads.

  • What was the strategy behind making the rear wing of the 919 Evo bigger and moving it further back?

    -A bigger and further back rear wing helps to speed up the air coming out of the floor, creating lower pressure and thus more downforce, without adding too much drag.

  • How did the Porsche 919 Evo's aerodynamics create more downforce with less drag compared to the original race car?

    -The team developed a longer and taller front and rear diffuser, used flexible skirts to seal the floor, and optimized the rear wing position, all contributing to more downforce with less drag.

  • What was the innovative solution Porsche used to manage the car's ride height and weight distribution?

    -Porsche added a device to control the ride height of the front of the car, allowing them to manipulate the pitch of the car throughout the corner for better weight distribution and aerodynamics.

  • How did the brake-by-wire system on the 919 Evo aid the driver during record attempts?

    -The brake-by-wire system provided independent control of each wheel, functioning like ABS to prevent tire lock-up, giving the driver more confidence and allowing them to push harder.

  • What was the significance of the movable front diffuser on the 919 Evo in terms of aerodynamics and tire management?

    -The movable front diffuser could lower its trailing edge at high speeds to reduce drag and downforce, helping to balance the car and give the tires a relative break when going down the long straights.

🏎️ Porsche 919 Evo's Record-Breaking Achievements

The script discusses the remarkable engineering feat of the Porsche 919 Evo, which shattered a 35-year Nurburgring lap record previously held by the Porsche 956. The car was made over 12 seconds faster at Spa, an 11% improvement, showcasing the ingenuity of Porsche's engineers. The 919 Evo project aimed to push the car to its limits, and the script mentions an interview with the technical Project Lead, Steven Mitas, who reveals the strategies and innovations behind the car's success. The Porsche 919 Evo also outperformed contemporary F1 cars, highlighting its exceptional performance.

🔧 Rapid Development and Testing of the Porsche 919 Evo

This paragraph outlines the timeline and development process of the Porsche 919 Evo. The project began in September 2017 with a goal to create an unrestricted version of the car by November. Despite limited time and budget, the team managed to test the car at various stages, including at the Porsche proving ground and a three-day test at Spa, where they unofficially broke the lap record. The team's approach focused on achieving quick results and minimizing risks, targeting 'low hanging fruit' and avoiding potential problems that could jeopardize the project's success.

🏁 Porsche 919 Evo's Aerodynamic and Structural Enhancements

The script delves into the specific engineering changes made to the Porsche 919 Evo to achieve its record-breaking performance. The team focused on aerodynamics, increasing downforce without adding drag, by redesigning the front and rear diffusers, skirts, active aerodynamics, and rear wing. The car's aerodynamic efficiency was further enhanced by the use of a movable front diffuser and rear wing DRS system. These innovations allowed the 919 Evo to generate more downforce than the original race car, even in 'low downforce mode,' while also addressing structural integrity concerns.

🔄 Powertrain and Weight Reduction Strategies for 919 Evo

The paragraph discusses the powertrain modifications and weight reduction strategies employed by Porsche to enhance the 919 Evo's performance. The team improved the existing V4 turbocharged hybrid system to produce 1160 horsepower by removing fuel flow restrictions and optimizing the electric machine's power output. Weight reduction was achieved by removing unnecessary components such as side mirrors, headlights, tail lights, and race-specific systems, resulting in a 50 kg weight saving. These changes allowed the 919 Evo to be faster and more agile on the track.

🛠️ Advanced Suspension and Braking Systems of the 919 Evo

This section highlights the advanced suspension and braking systems used in the Porsche 919 Evo. The car featured interconnected front and rear suspension, which helped maintain consistent aerodynamics and pitch. To manage the increased downforce, the team added a device to control the front ride height, allowing for better weight distribution and aerodynamics. The braking system was also upgraded to a four-wheel brake-by-wire system, which provided individual wheel control, similar to ABS, and enhanced stability and traction, especially on bumpy tracks like the Nordschleife.

🌟 The Porsche 919 Evo Project's Impact and Significance

The final paragraph reflects on the extraordinary nature of the Porsche 919 Evo project and its significance in the world of motorsports. The project allowed engineers to push boundaries and create a car that was not only faster but also a showcase of technological innovation. The script shares insights from Steven Mitas, the technical Project Lead, who expresses his enthusiasm for the project. The Porsche 919 Evo stands as a testament to what can be achieved when engineers are given the freedom to innovate without the constraints of racing regulations.

💡Porsche 919 Evo
The Porsche 919 Evo is a modified version of the Porsche 919 Hybrid, a Le Mans Prototype 1 (LMP1) race car. In the video, it is highlighted as the vehicle that broke the Nürburgring Nordschleife lap record, showcasing its enhanced performance. The Evo version represents the 'no rules' approach to engineering, where Porsche's engineers were able to push the boundaries of the car's capabilities beyond what was allowed in regulated racing.
💡Nürburgring Nordschleife
The Nürburgring Nordschleife is a motorsport race track in Germany known for hosting the ADAC Zurich 24 Hour Race. It is renowned for its length and complexity, making it a challenging and prestigious circuit. In the video, the lap record at this track, held for 35 years by the Porsche 956, is the main target for the Porsche 919 Evo, emphasizing the significance of this achievement.
Aerodynamics is the study of how air moves around objects, particularly relevant in car design for improving speed and handling. The script discusses how Porsche's engineers used aerodynamics to increase the downforce of the 919 Evo, with modifications such as a new front diffuser, rear diffuser, and skirts to create more grip and stability at high speeds.
Downforce is the force that pushes a car towards the road, improving traction and stability. The video explains how the 919 Evo's aerodynamic modifications, including a larger and more aggressive diffuser, increased the car's downforce, enabling it to corner faster and maintain better grip on the track.
The powertrain of a vehicle includes the engine, transmission, and other components that generate power and deliver it to the wheels. The Porsche 919 Evo's powertrain was modified from the original 919's V4 turbocharged hybrid system to produce 1160 horsepower, a significant increase that contributed to its record-breaking performance.
Brake-by-wire, or BBW, is an electronic braking system that replaces traditional hydraulic braking with electronic signals. The script mentions that the 919 Evo incorporated BBW on all four corners, allowing for individual wheel braking and enhancing stability and control, particularly on bumpy tracks like the Nürburgring Nordschleife.
Suspension refers to the system of springs, shock absorbers, and linkages that connects a vehicle to its wheels. The 919 Evo featured an interconnected suspension system that allowed for better weight distribution and aerodynamics. Additionally, the engineers added a device to control the ride height of the front of the car, providing an advantage in cornering and weight transfer.
Tires are crucial for a car's performance, providing the only contact with the road. The video discusses how Porsche used a special soft compound from Michelin for the 919 Evo, which increased grip but also required higher tire pressures to maintain structural integrity under the increased loads.
💡Weight Reduction
Reducing weight is a key strategy in improving a vehicle's performance. The script mentions that the 919 Evo team managed to save about 50 kg, removing unnecessary components like side mirrors, headlights, tail lights, and driver calling equipment, which contributed to its enhanced speed and agility.
💡Rear Wing
The rear wing of a car is an aerodynamic device that produces downforce. The 919 Evo's rear wing was made larger and positioned further back to interact with the air flowing from under the car, creating more downforce. The script also mentions the use of a movable top element on the rear wing, similar to DRS in F1, to reduce drag at high speeds.
💡Driver Aids
Driver aids are systems and technologies that assist the driver in controlling the vehicle. The video touches on the advanced driver aids in the 919 Evo, such as the movable front diffuser that could reduce drag and downforce at high speeds, helping to maintain balance and control during fast corners.

Porsche's LMP1 car was made over 12 seconds faster at Spa, making it 11% quicker, breaking a 35-year Nurburgring lap record.

Interview with the technical Project Lead reveals the engineering tricks behind Porsche's record-breaking car.

The project started with the idea of pushing the Porsche 919 hybrid Evo to its limits without any rules.

Porsche's team had a small budget and less than a year to develop the no-rules car.

The car's development began with focusing on 'easier wins' and understanding the low-hanging fruit.

Tire compound was changed to a very soft special compound from Michelin for better grip.

Tire pressure was increased to 44 psi to maintain structural integrity under higher loads.

The car's powertrain was improved to produce 1160 horsepower by removing fuel flow restrictions and enhancing the electric machine.

Aerodynamics were significantly enhanced with a new front diffuser, rear diffuser, and skirts to increase downforce without adding drag.

The rear wing was made larger and moved back to interact better with the air flowing from under the car.

Movable aerodynamic parts, like the front diffuser and rear wing, were designed to reduce drag at high speeds.

The car's suspension was modified to allow independent control of each wheel for better stability and traction.

Weight was reduced by approximately 50 kg by removing non-essential components and adding a power steering pump for increased downforce.

Brake-by-wire system was implemented on all four corners of the car for better braking control and tire management.

A device was added to control the front ride height, allowing for better weight distribution and aerodynamics.

The project was completed with rapid development and minimal testing, showcasing Porsche's engineering prowess.

Porsche's 919 Evo project pushed the boundaries of motorsport engineering and demonstrated the potential of unrestricted car development.

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